Add 56/35 and 40/42
1st number: 1 21/35, 2nd number: 40/42
56/35 + 40/42 is 268/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
56/35 = 56 × 6/35 × 6 = 336/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
40/42 = 40 × 5/42 × 5 = 200/210 - Add the two like fractions:
336/210 + 200/210 = 336 + 200/210 = 536/210 - 536/210 simplified gives 268/105
- So, 56/35 + 40/42 = 268/105
In mixed form: 258/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35+80/42 56/70+40/42 56/35+40/84